Question

2) The image of an object formed by a mirror is real inverted and is of magnification. If the image is at a
distance of 40cm from the mirror, where is the object placed, where would the image be if the object is
moved 20cm towards the mirror? State reason and also draw ray diagram for the new position of the object
to justify your answer.
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Answer 1

Answer:

Formula,

m=uv

−1=u40

u=−40

f1=v1+u1

=−401−401=−201

⇒f=−20